<!-- <nav class="navbar navbar-fixed-top"></nav>
    <div class="container">
        <div class="navbar-header">
            <button type="button" class="navbar-toggle" data-toggle="collapse" data-targen=".navbar-ex1-collapse"></button>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <a href="#" class="navbar-brand">online race</a>
        </div>
        <div class="collapse navbar-collapse navbar-ex1-collapse">
            <ul class="nav navbar-nav">
                <li><a href="#">about us</a></li>
                <li><a href="#">content us</a></li>
                <li><a href="#">web map</a></li>
            </ul>
        </div>
    </div> -->

<nav class="navbar navbar-inverse  navbar-fixed-top">
    <div class="container-fluid">
        <div class="navbar-header">
            <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar-collapse-1" aria-expended="false">
                <span class="sr-only">Toggle Nav</span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>
            <a href="#" class="navbar-brand">Brand</a>
        </div>

        <div class="collapse navbar-collapse" id="navbar-collapse-1">
            <ul class="nav navbar-nav">
                <li class="active"><a href="#">Link <span class="sr-only">(current)</span></a></li>
                <li><a href="#">Link </a></li>
                <li class="dropdown">
                <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expended="false">Dropdown <span class="caret"></span></a>
                <ul class="dropdown-menu">
                    <li><a href="#">Action</a></li>
                    <li><a href="#">Another</a></li>
                    <li><a href="#">Something else here</a></li>
                    <li role="separator" class="divider"></li>
                    <li><a href="#">Separated Link</a></li>
                    <li role="separator" class="divider"></li>
                    <li><a href="#">One more separated</a></li>
                </ul>
                </li>
            </ul>
            <ul class="nav navbar-nav navbar-right">
                <li><a href="#">Link</a></li>
                <li class="dropdown">
                  <a href="#" class="dropdown-toggle"  data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">Dropdown <span class="caret"></span></a>
                  <ul class="dropdown-menu">
                        <li><a href="#">Another action</a></li>
                        <li><a href="#">Something else here</a></li>
                        <li role="separator" class="divider"></li>
                        <li><a href="#">Separated Link</a></li>
                    </ul>
                    </li>
                </ul>
          </div>
    </div>
</nav>




